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The SmartElex BS412 PIR Motion Sensor by SmartElex is a value-for-money pir motion sensor module designed for everyday users. It features Item Type: PIR Motion Sensor and Voltage Rating (V): 2.2 to 3.7.
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About This Product
The SmartElex BS412 PIR Motion Sensor by SmartElex is a value-for-money pir motion sensor module designed for everyday users. It delivers reliable performance at an accessible price.
Key Specifications
- Item Type: PIR Motion Sensor
- Voltage Rating (V): 2.2 to 3.7 — works with standard household power
- Window Size: 3 × 4 mm
- Sensing Angle: 120° (horizontal)
- Power Consumption: <12 µA
- Measurement Range: 12m — reliable connection even at a distance
- Length (mm): 38
- Width (mm): 22
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The SmartElex BS412 PIR Motion Sensor is a compact, low-power digital PIR sensor designed for precise human motion detection in IoT, automation, and security applications. With a programmable motion detection algorithm, the BS412 offers flexible configuration through an external MCU, making it highly adaptable for smart projects. It converts PIR signals into 14-bit digital values for accurate motion sensing and transmits results via output interrupts. Featuring a 120° sensing angle and up to 12 meters detection range, this sensor delivers reliable performance with ultra-low static power consumption (<12µA). Ideal for smart lighting, alarms, and energy-efficient devices.
Note: Refer to Datasheet and User Manual in the ATTACHMENTS section for more info. regd. the product.
Features:
- SmartElex digital PIR motion sensor module
- Converts PIR signals into 14-bit digital values
- Programmable detection algorithm via external MCU
- Up to 12m human motion detection range
- Wide 120° horizontal sensing angle
- Ultra-low static current consumption <12µA
- Adjustable on-time (2–3600s) and lock time (2s)
- High/low level digital output signal
Package Includes:
1 x SmartElex BS412 PIR Motion Sensor
1 x Fresnel Lens
1 x 3 Pin interface cable
